package execise;

import java.util.concurrent.TimeUnit;

/**
 * Created by wyy29924 on 2017/7/18.
 */
public class BB {
    public static void main(String[] args) {
        System.err.println("AA");
        new Thread(()->{
            print();
        }).start();
        System.err.println("BB");
    }

    public static void print(){
        try {
            TimeUnit.SECONDS.sleep(1);
        }catch (Exception e){

        }
        System.err.println("cccc");
    }
}
